Alpha and Theta EEG Variations as Indices of Listening Effort to Be Implemented in Neurofeedback Among Cochlear Implant Users. - Giulia Cartocci; Anton Giulio Maglione; Dario Rossi 002; Enrica Modica; Gianluca Borghini; Paolo Malerba; Lucia Oriella Piccioni; Fabio Babiloni (Symbiotic, 2017)